title: Current status of chemoprevention trials at the National Cancer Institute.
authors.affiliation: American Cancer Society, Atlanta, Georgia 30329.
authors.forename: D W
authors.initials: DW
authors.lastname: Nixon
mesh_terms: D000970:Antineoplastic Agents; D002986:Clinical Trials as Topic; D006801:Humans; D009316:National Institutes of Health (U.S.); D009369:Neoplasms / Q000517:prevention & control*; D014481:United States
chemical_list: D000970:Antineoplastic Agents